CN116442368A - Novel autoclaved aerated concrete plate production line and production method - Google Patents

Abstract

The invention discloses a novel autoclaved aerated concrete slab production line, and relates to the technical field of concrete slabs. Pouring the finished product slurry into a pouring mould by a pouring system, wherein the pouring system comprises a weighing device and a pouring machine, the weighing device is connected with the slurry storage tank, and the weighed and quantified finished product slurry is conveyed to the pouring machine; the casting machine comprises a first casting machine and a second casting machine, the first casting machine and the second casting machine reciprocate to the discharge port and the casting station of the weighing device, the finished product slurry is alternately conveyed to the casting mold, and the casting mold after casting is stored in a rolling manner by the rolling static device, so that the production efficiency can be greatly improved.

Description

A new autoclaved aerated concrete slab production line and production method

technical field

The invention belongs to the technical field of concrete slab production, and in particular relates to a novel autoclaved aerated concrete slab production line and a production method.

Background technique

Autoclaved aerated concrete panels (AAC-B) are highly mixed with silica-based sand, lime, cement, aluminum powder, etc., and inserted into a mesh cage made of steel bars to create a widely used building material. In the previous autoclaved aerated sheet production line, the production steps were cumbersome, and due to the low degree of automation of the production line, a large number of manual operations were required, resulting in low production efficiency.

Contents of the invention

Aiming at the low production efficiency of autoclaved aerated concrete slabs in the prior art, the present invention provides a novel autoclaved aerated concrete slab production line and production method, which can effectively improve the production efficiency of autoclaved aerated concrete slabs.

In order to solve the above problems, the present invention adopts the following technical solutions:

A new autoclaved aerated concrete slab production line, including:

Pulping module: used to produce finished slurry, which is mainly composed of sandstone, limestone, cement, aluminum powder and water after stirring and mixing, and the finished slurry is stored in a slurry storage tank;

Pouring module: pour the finished product slurry into the pouring mold by using a pouring system, the pouring system includes a weighing device and a pouring machine, the weighing device is connected to the slurry storage tank, and weighs the quantitative finished product The slurry is delivered to the pouring machine; the pouring machine includes a first pouring machine and a second pouring machine, and the first pouring machine and the second pouring machine go back and forth between the discharge port of the weighing device and the pouring worker. position, and alternately deliver the finished slurry to the pouring mold, and the pouring mold after pouring is rolled and stored by the rolling static device;

Overturning and cutting module: the overturning module includes an overturning and demoulding process and a cutting process. In the overturning and demoulding process, after the concrete slab is separated from the pouring mold, it is sent to the cutting process, and the concrete slab is cut into a specified size by a cutting machine;

Autoclave module: the autoclave module includes an autoclave for autoclaving the concrete slabs cut by the overturning and cutting module;

Packaging module: pack the concrete slabs after the autoclave module is autoclaved.

Further, the pouring module includes a mold transport trolley for carrying the casting mold, and the mold transport trolley moves on the second track section.

Further, the second track section passes through a mold oiling station, a pouring station and a brazing station.

Further, the pouring module includes a resting area and a rolling resting device located in the resting area, the rolling resting device includes several roller sets placed in parallel, and the long crawler belts are connected to the roller sets A third rail is parallelly fixed on each of the crawler belts, and the third rail is driven by the roller set to rotate and align with the second rail.

Further, the autoclave module includes an autoclave preparation area, an autoclave area, and an autoclave parking area. Several autoclaves off the ground are placed in parallel on the autoclave area, and a corresponding one is placed under each autoclave. The fifth track section, both ends of the fifth track section extend to the autoclave preparation area and the autoclave parking area.

Further, it includes a steam curing car, the steam curing car includes two pairs of wheel sets, and the rollers of the two pairs of wheel sets are adapted to the fifth track section.

Further, a support plate is installed on the wheel set, a lifting device is fixed on the support plate, a backing plate is fixed on the protruding shaft end of the lifting device, and the protruding shaft is driven by electric power to complete its lifting. Lifting action, the backing plate is used to place the concrete slab to be autoclaved.

Further, three lifting devices are fixed on the support plate, and one of the backing plates is correspondingly installed on each lifting device.

Further, the bottom of the autoclave has an opening that can be opened and closed freely, and the size of the opening is adapted to the size of the concrete slab.

A novel method for producing autoclaved aerated concrete slabs, comprising

Slurry: In the pulping module, sand, limestone, cement, aluminum powder and water are mixed to form a finished slurry, which is stored in a slurry storage tank for later use;

Pouring: In the pouring module, after oiling the pouring model, inject the finished slurry, and insert the brazing at the brazing station. After the brazing is completed, the pouring model is transported to the static area by the rolling static device Static processing;

Flip cutting: after the pouring model is transported to the brazing station for pulling out the brazing, it is transported to the flipping and de-moulding station to remove the mold on the concrete slab; then, it is transported to the cutting station for cutting and cutting, and the cut concrete slab is placed on the steamer;

Autoclave: The steam curing vehicle carries the concrete slabs to be autoclaved and parks in the autoclave preparation area to wait; after the autoclave process starts, the steam curing vehicle carries the concrete slabs to be autoclaved into the autoclave area and parks directly under the corresponding autoclave. At the bottom of the autoclave, the concrete slab is sent into the autoclave for autoclaving; after the autoclave is completed, the steam curing vehicle carries the concrete slab into the autoclave parking area and waits;

Packaging: After the autoclaved concrete slabs pass the inspection, they will be packaged.

Compared with the prior art, the beneficial effects of the present invention are:

(1) In the pouring module, the pouring system of the present invention includes a weighing device and a pouring machine, the weighing device is connected to the slurry storage tank through a pipeline, and the finished slurry in the slurry storage tank is transported to the weighing device through a pipeline Carry out quantitative weighing. There are two pouring machines, namely the first pouring machine and the second pouring machine. The first pouring machine and the second pouring machine are respectively connected to the elevator, and the elevator drives the first pouring machine and the second pouring machine back and forth between the pouring station and the Weighing device outlet. During operation, after the weighing device injects a certain amount of finished slurry into the first pouring machine, the elevator drives the first pouring machine to move to the pouring station, and injects the finished slurry into the mold waiting under the pouring station. At the same time, in this process, the second pouring machine moves to the outlet of the weighing device to accept the quantitative finished slurry released by the weighing device. After the first pouring machine returns to the outlet of the weighing device after pouring, the second casting machine Second, the pouring machine can immediately move to the pouring station for pouring work. The pouring system can alternately pour back and forth between the first pouring machine and the second pouring machine, eliminating the waiting time for the weighing device to pour material into the pouring machine, and greatly improving the pouring efficiency.

(2) The stationary area of the present invention is equipped with a rolling static device, which includes several parallel roller groups, and several roller groups are connected with elongated crawlers, and several third rails are fixed in parallel on the crawlers . The length of the third track can accommodate four mold transport trolleys. Several third rails on the track follow the rotation of the roller group to achieve longitudinal displacement. One end of the bottom of the crawler belt is facing the tail of the second track section on the inserting drill station. The crawler track can make the fixed third track on its upper part align with the second track tail on the inserting station through the positioner. After the brazing is completed, the mold transport trolley carries the pouring mold that has been inserted into the third rail section from the tail of the second track section. When the third track section accumulates four mold transport trolleys, the rolling static device starts to roll, and the third track section carrying four trolleys moves longitudinally, and at the same time, the next new (not equipped with mold transport trolley) third track The section rotates to the position aligned with the tail of the second track section, and after the mold transport trolleys on the second track enter the new third track and accumulate four vehicles, the rolling static device rolls in a cycle. This rolling static device can automatically accumulate the prepared pouring models through circular rolling, and transport them to the static area to wait for the plates to solidify. The whole process is automatically controlled without manual handling, saving time and effort, and greatly improving production efficiency.

(3) The autoclave is located directly above the steam curing area of the fifth track section, and the steam curing vehicle can move along the fifth track section to directly below the autoclave. The bottom of the autoclave has an opening that can be opened and closed freely, and the size of the opening is adapted to the size of the concrete slab. After the steaming car runs under the autoclave, the opening opens. Through the lifting device on the steam-curing car, the backing plate and its upper plate are sent into the steam-curing kettle through the opening. After the clamping device in the autoclave clamps the backing plate, the lifting device withdraws from the autoclave, and then the opening of the autoclave is closed to start the autoclave work. The steaming car is under the autoclave to be determined during the autoclave work. After the steam curing is completed, through the above actions, the board after the steam curing is taken out and transported away from the autoclave. In this process, the whole process is automatically controlled without manual hoisting, which greatly saves manpower and improves production efficiency.

Description of drawings

Figure 1 is a schematic diagram of the position of each module of the new autoclaved aerated concrete slab production line;

Fig. 2 is a schematic diagram of the position of the pouring module rolling static device;

Fig. 3 is the schematic diagram of autoclave module;

Fig. 4 is a schematic structural diagram of the pouring system in the pouring module;

Fig. 5 is a schematic diagram of the structure of the steaming car;

Fig. 6 is a schematic side view of the structure of the pouring module rolling static placement device.

In the picture:

1. Pulping module; 11. Slurry storage tank;

2. Pouring module; 21. Mold oiling station;

22. Pouring station; 221. First pouring machine; 222. Second pouring machine; 223. Weighing device; 224. Lift;

23. Inserting brazing station; 24. The second track section; 25. The fourth track section; 26. The third track section;

27. Rolling static device; 271. Roller group; 272. Crawler belt;

28. Static area; 29. Mold transport trolley; 291. Pouring mold;

3. Turn over the cutting module;

4. Autoclave module; 41. Fifth track section; 42. Steam maintenance car; 421. Wheel set; 422. Support plate; 423. Lifting device; 424. Backing plate; 43. Autoclave preparation area; 44. Autoclave Kettle; 45, autoclaved area; 46, autoclaved parking area;

5. Packaging module;

6. Concrete slabs.

Detailed ways

The following detailed description of exemplary embodiments of the invention refers to the accompanying drawings, which form a part hereof, and in which is shown by way of example an exemplary embodiment of the invention in which it can be practiced. While these exemplary embodiments have been described in sufficient detail to enable those skilled in the art to practice the invention, it should be understood that other embodiments can be implemented and that various changes can be made in the invention without departing from the spirit and scope of the invention. . The following more detailed description of the embodiments of the invention is not intended to limit the scope of the invention as claimed, but merely to illustrate and not limit the description of the features and characteristics of the invention, in order to suggest the best mode of carrying out the invention , and are sufficient to enable those skilled in the art to implement the present invention. Accordingly, the scope of the invention is to be limited only by the appended claims.

In order to solve the above problems, the following are described in conjunction with the accompanying drawings:

The invention provides a novel autoclaved aerated concrete slab 6 production line. It includes a pulping module 1, a pouring module 2, a turning and cutting module 3, an autoclaving module 4 and a stacking and packaging module 5.

Pulping module 1:

The pulping module 1 includes a pulping area, a batching area and a slurry storage area. The raw materials in the batching area are automatically transported to the pulping area through the feeding pipeline, and the cement slurry that has been stirred in the pulping area is sent to the storage area for storage.

In the batching area, there are sand and gravel silos, lime silos, cement silos, and aluminum powder lift wells, among which limestone is stored in the lime silo, and cement powder and aluminum powder lift wells are stored in the cement silo. The sand storage, the cement storage, and the aluminum powder lifting well are respectively connected to the mixing tank in the pulping area through feeding pipes. The feeding pipeline is automatically pumped by the automatic pumping machine according to the preset parameters.

There is not less than one ball mill in the pulping area, which is used to grind limestone into powder and transport it to the mixing tank for pulping. During the pulping process, sand, cement powder, limestone powder, phosphogypsum slurry and aluminum powder are automatically conveyed into the mixing tank. Sandstone accounts for 70% of the total mass of pulping, cement powder accounts for 15% of the total mass, and limestone powder accounts for 10% of the total mass. Phosphogypsum slurry accounts for 5% of the total mass, and aluminum powder is added in an appropriate amount according to the type of plate to be manufactured, and the amount of aluminum powder added is 300~400g/m ³ . Setting stirring temperature in the mixer is 40 DEG C, stirs 5 minutes, after the finished product slurry that stirs is sent into six 100 cubic slurry storage tanks 11 in the slurry storage area for subsequent use.

Pouring Module 2:

The pouring module 2 includes a reinforcement mesh production area, a mold storage area and a mold transport trolley 29 . In the steel mesh production area, put the steel bars on the steel bar disk into the steel bar straightening and cutting machine, and cut to form several steel bars with the same length. The mold storage area is provided with a track, and the track is rollingly connected with some mold transport trolleys 29 in sequence, and the casting mold 291 grooves are fixed on the mold transport trolley 29. The track includes first and second track segments 24 . The first track section has some parallel track bars, which can store a large amount of pouring mold tanks with the mold transport trolley 29. The second track section 24 passes through the mold oiling station 21, the pouring station 22, the inserting station 23, and the like. During pouring molding, mold transport trolley 29 leads pouring mold 291 grooves to drive out from the mold storage area, and when passing through mold oiling station 21, oiling is automatically applied on the mold by an automatic oiler. Subsequently, the pouring mold 291 slots into the pouring station 22 and the finished slurry is poured into the mold by the pouring machine (connected to the slurry storage tank). After pouring is completed, the mold transport trolley 29 leads the pouring mold 291 grooves and drives into the brazing station 23, and the brazing machine inserts the reinforcing bar into the finished slurry in the pouring mold 291. The pouring mold 291 completed by inserting the brazing is sent into the resting area 28 for molding.

At the pouring station 22, the present invention provides a pouring system, including a weighing device 223 and a pouring machine. The weighing device 223 is connected to the slurry storage tank 11 through a pipeline, and the finished slurry in the slurry storage tank 11 is transported to the Quantitative weighing is performed in the weighing device 223 . There are two pouring machines, namely the first pouring machine 221 and the second pouring machine 222. The first pouring machine 221 and the second pouring machine 222 are connected to the elevator 224 respectively, and the first pouring machine 221 and the second pouring machine are driven by the elevator 224. The pouring machine 222 goes back and forth between the pouring station 22 and the discharge port of the weighing device 223 . During operation, after the weighing device 223 injects a certain amount of finished slurry into the first pouring machine 221, the elevator 224 drives the first pouring machine 221 to move to the pouring station 22, and injects the finished slurry into the mold waiting under the pouring station 22 material. At the same time, in this process, the second pouring machine 222 moves to the discharge port of the weighing device 223 to accept the quantitative finished slurry released by the weighing device 223, and returns to the weighing device 223 for discharge after the first pouring machine 221 is poured. During the pouring process, the second pouring machine 222 can immediately move to the pouring station 22 for pouring work. The pouring system can alternately pour back and forth between the first pouring machine 221 and the second pouring machine 222, eliminating the waiting time for the weighing device 223 to pour material into the pouring machine, and greatly improving the pouring efficiency.

The static area 28 of the present invention is equipped with a rolling static device 27, and the rolling static device 27 includes several parallel roller groups 271, and several roller groups 271 are connected with elongated crawlers 272. a third track. The length of the third track can accommodate four mold transport trolleys 29 . Several third rails on the crawler belt 272 follow the rotation of the roller set 271 to realize longitudinal displacement. One end of the bottom of the crawler belt 272 is facing the tail of the second track section 24 on the inserting station 23 . The crawler belt 272 can make the third track whose upper part is fixed be aligned with the tail of the second track on the inserting station 23 through the positioner. After the brazing is inserted, the mold transport trolley 29 carries the pouring mold 291 that has been inserted into the third rail section 26 from the tail of the second rail section 24 . After the third track section 26 has accumulated four mold transport dollies 29, the rolling and static device 27 starts to roll, and the third track section 26 that will carry the four dollies moves longitudinally, and the next new (not equipped with mold transport dolly 29) ) The third track section 26 rotates to the position aligned with the tail of the second track section 24, and the mold transport trolley 29 on the second track enters the new third track and after accumulating four vehicles, the rolling static device 27 rolls circularly. The rolling static placing device 27 can automatically accumulate the prepared pouring models through circular rolling, and transport them to the static area 28 to wait for the plates to solidify. The whole process is automatically controlled without manual handling, saving time and effort, and greatly improving production efficiency. Flip Cut Module 3:

The overturning module includes an overturning demoulding process and a cutting process. Include the fourth track section 25 in the demoulding process, the starting point of the fourth track section 25 connects the third track section 26 on the rolling device, and the fourth track section 25 passes through the brazing station and the turning and demoulding station. The pouring mold 291 completed standing still drives into the fourth rail section 25 by the mold transport trolley 29, enters the brazing station, and completes the brazing operation by the brazing machine. After the brazing is completed, the pouring mold 291 is moved to the overturning demoulding station along the fourth track section 25 by the mold transport trolley 29, and the demoulding process is carried out at the overturning demoulding station (remove the mold on the concrete slab 6). The concrete slab 6 after the demoulding is completed is sent to the cutting station for cutting and cutting, and the concrete slab 6 is cut into a specified size by the cutting machine, and the cutting is divided into horizontal cutting and horizontal cutting. After the cutting is completed, continue to send the cutting plate into the peeling mechanism by driving, and send it into the steaming car 42 after removing the redundant covering film on the surface of the plate.

Autoclave module 4:

The autoclave module 4 includes an autoclave preparation area 43, an autoclave area 45 and an autoclave parking area 46. On the autoclave area 45, a number of autoclaves 44 off the ground are placed in parallel, and a fifth autoclave is placed below each autoclave 44. The two ends of the track section 41 and the fifth track section 41 extend to the autoclaved preparation area 43 and the autoclaved parking area 46 . The peeled plate is placed on the steam curing car 42 by the driving code, and enters the autoclaving preparation area 43 along the fifth track by the steam curing car 42, and waits to enter the autoclave 44 for aerated autoclaving. During autoclaving, the steam curing vehicle 42 carries the neatly stacked concrete slabs 6 and runs to the bottom of the autoclave 44 corresponding to the autoclave area 45, and the concrete slab 6 is sent into the autoclave 44 through the lifting device 423, and then the autoclave 44 Close, carry out autoclave processing, during autoclaving, autoclave 44 temperature settings are 250 ℃, pressure 1.5MPa. During the autoclaving process, the steam curing car 42 waits below the autoclave 44, and the concrete slab 6 after autoclaving is taken out by the lifting device 423, and is placed on the steam curing car 42 again. The completed concrete slab 6 is transported away from the autoclave 44 and enters the autoclave parking area 46 to wait for the next process.

The steaming car 42 includes two pairs of wheel sets 421 , the rollers of the two pairs of wheel sets 421 are adapted to the fifth track section 41 and move on the fifth track section 41 . Support plates 422 are installed on the two pairs of wheel groups 421, and three groups of lifting devices 423 are fixed on the support plates 422. The extension shaft ends of each group of lifting devices 423 are fixed with backing plates 424, and the extension shafts are driven by electricity to complete their operation. lifting action. A concrete slab to be autoclaved may be placed on the backing plate 424 . Three concrete slabs 6 can be placed on a steam curing car 42 .

The autoclave 44 is located directly above the steam curing area of the fifth track section 41 , and the steam curing vehicle 42 can move along the fifth track section 41 directly below the autoclave 44 . The bottom of the autoclave 44 has an opening that can be opened and closed freely, and the size of the opening is adapted to the size of the concrete slab 6. After the autoclave 42 runs to the bottom of the autoclave 44, the opening is opened. Through the lifting device 423 on the steam-curing car 42, the backing plate 424 is sent into the steam-curing kettle together with the upper plate through the opening. After the clamping device in the autoclave 44 clamps the backing plate 424, the lifting device 423 withdraws from the autoclave 44, and then the opening of the autoclave 44 is closed to start the autoclaving work. Autoclave car 42 is pending under autoclave 44 during autoclave 44 work. After the steam curing is completed, the plates after the steam curing are taken out and transported away from the autoclave 44 through the above actions. Among the present invention, there are several autoclaves 44, and the specific quantity depends on the size of the site. In this process, the whole process is automatically controlled without manual hoisting, which greatly saves manpower and improves production efficiency.

Wrapper module 5:

The concrete slabs 6 to be stored in the storage area are transported to the stacking station by a crane, and then stored in the side panel storage area after being stacked by a double-mode stacking machine. The concrete slabs 6 that have passed the inspection are waiting to be packaged.

The above schematically describes the present invention and its implementation, which is not restrictive, and what is shown in the drawings is only one of the implementations of the present invention, and the actual structure is not limited thereto. Therefore, if a person of ordinary skill in the art is inspired by it, without departing from the inventive concept of the present invention, without creatively designing a structural mode and embodiment similar to the technical solution, it shall all belong to the protection scope of the present invention .

Claims (10)

1. Novel autoclaved aerated concrete plate production line is characterized by comprising:

pulping module (1): the method is used for producing finished product slurry, the finished product slurry is mainly formed by mixing sand, limestone, cement, aluminum powder and water through stirring, and the finished product slurry is stored in a slurry storage tank (11);

pouring module (2): pouring the finished product slurry into a pouring mould (291) by adopting a pouring system, wherein the pouring system comprises a weighing device (223) and a pouring machine, the weighing device (223) is connected with the slurry storage tank (11), and a weighed and quantified amount of the finished product slurry is conveyed to the pouring machine; the casting machine comprises a first casting machine (221) and a second casting machine (222), wherein the first casting machine (221) and the second casting machine (222) alternately convey the finished slurry to a casting mold (291) to move to and from a discharge hole of the weighing device (223) and a casting station (22), and the casting mold (291) after casting is stored in a rolling static device (27) in a rolling way;

overturning cutting module (3): the overturning module comprises an overturning demoulding process and a cutting process, wherein the overturning demoulding process separates a concrete plate from a pouring mould (291), and then the concrete plate is sent to the cutting process and cut into a specified size by a cutting machine;

autoclaved module (4): the autoclaved module (4) comprises an autoclaved kettle (44) and is used for autoclaved treatment of the concrete plate cut by the overturning and cutting module (3);

packaging module (5): and (3) packing the concrete plate after the steaming and pressing module (4) is subjected to steaming and pressing.

2. A new autoclaved aerated concrete slab production line as claimed in claim 1 wherein said casting module (2) comprises a mould transporting trolley (29) for carrying said casting mould (291), said mould transporting trolley (29) moving on a second track section (24).

3. A novel autoclaved aerated concrete slab production line as claimed in claim 2 wherein the second track section (24) passes through a die oiling station (21), a casting station (22) and a drill rod insertion station (23).

4. A novel autoclaved aerated concrete slab production line as claimed in claim 3 wherein the pouring module (2) comprises a standing area (28) and a rolling static device (27) positioned in the standing area (28), the rolling static device (27) comprises a plurality of roller groups (271) which are placed in parallel, the roller groups (271) are connected with long strip-shaped tracks (272), a third track is fixed on each track (272) in parallel, and the third track rotates under the drive of the roller groups (271) and is aligned with the second track.

5. The novel autoclaved aerated concrete slab production line as claimed in claim 1, wherein the autoclaved module (4) comprises an autoclaved preparation area (43), an autoclaved area (45) and an autoclaved parking area (46), a plurality of autoclaves (44) which are separated from the ground are arranged on the autoclaved area (45) in parallel, a fifth track section (41) is correspondingly arranged below each autoclaved (44), and two ends of the fifth track section (41) extend to the autoclaved preparation area (43) and the autoclaved parking area (46).

6. The novel autoclaved aerated concrete slab production line as recited in claim 5, comprising a steam-curing vehicle (42), wherein the steam-curing vehicle (42) comprises two pairs of wheel sets (421), and wherein the rollers of the two pairs of wheel sets (421) are adapted to the fifth track section (41).

7. The novel autoclaved aerated concrete slab production line as recited in claim 6, wherein a supporting plate (422) is installed on the wheel group (421), a lifting device (423) is fixed on the supporting plate (422), a backing plate (424) is fixed at an extending shaft end of the lifting device (423), the extending shaft is driven by electricity to complete lifting action, and the backing plate (424) is used for placing a concrete slab to be autoclaved.

8. The novel autoclaved aerated concrete slab production line as recited in claim 6, wherein three lifting devices (423) are fixed on the supporting plate (422), and each lifting device (423) is correspondingly provided with one backing plate (424).

9. The novel autoclaved aerated concrete slab production line of claim 5 wherein the bottom of the autoclave (44) has a freely openable and closable opening, the opening being sized to fit the concrete slab dimensions.

10. A novel autoclaved aerated concrete plate production method is characterized by comprising the following steps of

Pulping: in the pulping module (1), sand, limestone, cement, aluminum powder, water and the like are stirred and mixed to form finished pulp, and the finished pulp is placed in a pulp storage tank (11) for storage;

pouring: in the pouring module (2), after oiling the pouring model, injecting the finished slurry, and performing drill rod inserting treatment at a drill rod inserting station (23), and after drill rod inserting is completed, conveying the pouring model to a standing area (28) by a rolling static placing device (27) for standing treatment;

and (3) overturning and cutting: after the pouring model is conveyed to a drill rod pulling station for drill rod pulling, conveying to a turnover mold removing station for removing the upper mold of the concrete slab; then, after being transported to a cutting station for cutting, the cut concrete plate is placed on a steam curing vehicle (42);

autoclaved: the steam curing vehicle (42) carries the concrete plate to be autoclaved and is parked in the autoclaved preparation area (43) for waiting; after the steaming process is started, the steaming vehicle (42) carries the concrete plate to be steamed and pressed into a steaming region (45) and is parked under a corresponding steaming kettle (44), and the concrete plate is fed into the steaming kettle (44) from the bottom of the steaming kettle (44) to be steamed and pressed; after the steaming is finished, the steaming vehicle (42) carries the concrete plate into a steaming parking area (46) for waiting;

and (3) packaging: and (5) packaging the autoclaved concrete plate after being inspected to be qualified.